Introduce limits to prevent malicious keys being able to

cause a denial of service.  (CVE-2006-2940)
[Steve Henson, Bodo Moeller]

Fix ASN.1 parsing of certain invalid structures that can result
in a denial of service.  (CVE-2006-2937)  [Steve Henson]

Fix buffer overflow in SSL_get_shared_ciphers() function.
(CVE-2006-3738) [Tavis Ormandy and Will Drewry, Google Security Team]

Fix SSL client code which could crash if connecting to a
malicious SSLv2 server.  (CVE-2006-4343)
[Tavis Ormandy and Will Drewry, Google Security Team]

ssl/ssl_lib.c

@@ -1219,7 +1219,7 @@ char *SSL_get_shared_ciphers(const SSL *s,char *buf,int len)
 		c=sk_SSL_CIPHER_value(sk,i);
 		for (cp=c->name; *cp; )
 			{
-			if (len-- == 0)
+			if (len-- <= 0)
 				{
 				*p='\0';
 				return(buf);